cow parsley vs keck

cow parsley

noun
  • Anthriscus sylvestris, a weedy biennial umbellifer native to the Old World. 

  • Any of a variety of plants of similar appearance. 

keck

noun
  • The cow parsley (Anthriscus sylvestris). 

  • animal dung 

verb
  • To heave or retch as if to vomit. 

How often have the words cow parsley and keck occurred in a corpus of books? (source: Google Ngram Viewer )